Hi! If you could attach an image of the coins, I would love to help!
Answer:
7y-3x-8z
Step-by-step explanation:
(3y+4y)+(2x-5x)-8z
7y+(2x-5x)-8z
7y-3x-8z
<u>3/4</u> = 1/2 + 1/4
<u>5/8</u> = 1/2 + 1/8
<u>7/12</u> = 1/2 + 1/12
Answer:
16
Step-by-step explanation:
The existence of the constant rate of change is given the ratio of y to x is the same. Then:






In consequence, the constant rate of change is 16.